CVE-2019-8980

A memory leak in the kernel_read_file function in fs/exec.c in the Linuxkernel through 4.20.11 allows attackers to cause a denial of service(memory consumption) by triggering vfs_read failures.

Ubuntu-Description

It was discovered that the Linux kernel did not properly deallocate memorywhen handling certain errors while reading files. A local attacker coulduse this to cause a denial of service (excessive memory consumption).